siteuser.c

   1 /*
   2  * AUTHOR: Pedro Lineu Orso                         pedro.orso@gmail.com
   3  *                                                            1998, 2010
   4  * SARG Squid Analysis Report Generator      http://sarg.sourceforge.net
   5  *
   6  * SARG donations:
   7  *      please look at http://sarg.sourceforge.net/donations.php
   8  * ---------------------------------------------------------------------
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 2 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, write to the Free Software
  22  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  23  *
  24  */
  25
  26 #include "include/conf.h"
  27 #include "include/defs.h"
  28
  29 void siteuser(void)
  30 {
  31
  32    FILE *fp_in, *fp_ou;
  33
  34    char user[MAXLEN];
  35    char url[MAXLEN];
  36    char wuser[MAXLEN];
  37    char ourl[MAXLEN];
  38    char csort[255];
  39    char general[MAXLEN];
  40    char general2[MAXLEN];
  41    char per[MAXLEN];
  42    char sites[MAXLEN];
  43    char report[MAXLEN];
  44    char period[100];
  45    int regs=0;
  46    int ucount=0;
  47    char *users;
  48    long long int nbytes;
  49    long long int obytes;
  50    long long int nacc;
  51    int cstatus;
  52    struct getwordstruct gwarea;
  53
  54    if(Privacy)
  55       return;
  56
  57    nsitesusers = 0;
  58    sprintf(general,"%s/sarg-general",dirname);
  59    sprintf(sites,"%s/sarg-sites",dirname);
  60    sprintf(general2,"%s/sarg-general2",dirname);
  61    sprintf(per,"%s/sarg-period",dirname);
  62    sprintf(report,"%s/siteuser.html",dirname);
  63
  64    if ((fp_in = fopen(per, "r")) == 0) {
  65       fprintf(stderr, "SARG: (siteuser) %s: %s\n",text[45],per);
  66       exit(1);
  67    }
  68
  69    if (!fgets(period,sizeof(period),fp_in)) {
  70       fprintf(stderr,"SARG: (siteuser) read error in %s\n",per);
  71       exit(1);
  72    }
  73    fclose(fp_in);
  74
  75    sprintf(csort,"sort -k 4,4 -k 1,1 -o \"%s\" \"%s\"",general2,general);
  76    cstatus=system(csort);
  77    if (!WIFEXITED(cstatus) || WEXITSTATUS(cstatus)) {
  78       fprintf(stderr, "SARG: sort command return status %d\n",WEXITSTATUS(cstatus));
  79       fprintf(stderr, "SARG: sort command: %s\n",csort);
  80       exit(1);
  81    }
  82
  83    if((fp_in=fopen(general2,"r"))==NULL) {
  84      fprintf(stderr, "SARG: (topsite) %s: %s\n",text[8],general2);
  85      fprintf(stderr, "SARG: sort command: %s\n",csort);
  86      exit(1);
  87    }
  88
  89    if((fp_ou=fopen(report,"w"))==NULL) {
  90      fprintf(stderr, "SARG: (topsite) %s: %s\n",text[8],report);
  91      exit(1);
  92    }
  93
  94    fprintf(fp_ou, "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">\n<html>\n<head>\n  <meta http-equiv=\"Content-Type\" content=\"text/html; charset=%s\">\n",CharSet);
  95    css(fp_ou);
  96    fputs("</head>\n",fp_ou);
  97    //if(strlen(FontFace) > 0) fprintf(fp_ou,"<font face=\"%s\">\n",FontFace);
  98    fprintf(fp_ou,"<body bgcolor=\"%s\" text=\"%s\" background=\"%s\">\n",BgColor,TxColor,BgImage);
  99    write_logo_image(fp_ou);
 100
 101    if(strcmp(IndexTree,"date") == 0)
 102       show_sarg(fp_ou, "../../..");
 103    else
 104       show_sarg(fp_ou, "..");
 105
 106    fputs("<div align=\"center\"><table cellpadding=\"0\" cellspacing=\"0\">\n",fp_ou);
 107    fprintf(fp_ou,"<tr><th class=\"title\">%s</th></tr>\n",Title);
 108
 109    fprintf(fp_ou,"<tr><td class=\"header3\">%s: %s</td></tr>\n",text[89],period);
 110    fprintf(fp_ou,"<tr><th class=\"header3\">%s</th></tr>\n",text[85]);
 111    fputs("</table></div>\n",fp_ou);
 112
 113    fputs("<div align=\"center\"><table cellpadding=\"0\" cellspacing=\"2\">\n",fp_ou);
 114    fputs("<tr><td></td></tr>\n",fp_ou);
 115    if(BytesInSitesUsersReport)
 116       fprintf(fp_ou,"<tr><th class=\"header\">%s</th><th class=\"header\">%s</th><th class=\"header\">%s</th><th class=\"header\">%s</th></tr>\n",text[100],text[91],text[93],text[103]);
 117    else
 118       fprintf(fp_ou,"<tr><th class=\"header\">%s</th><th class=\"header\">%s</th><th class=\"header\">%s</th></tr>\n",text[100],text[91],text[103]);
 119
 120    user[0]='\0';
 121    ourl[0]='\0';
 122    obytes=0;
 123
 124    if((users=(char *) malloc(204800))==NULL){
 125       fprintf(stderr, "SARG: ERROR: %s",text[87]);
 126       exit(1);
 127    }
 128    strcpy(users," ");
 129
 130    while(fgets(buf,sizeof(buf),fp_in)!=NULL) {
 131       getword_start(&gwarea,buf);
 132       if (getword(user,sizeof(user),&gwarea,'\t')<0) {
 133          printf("SARG: Maybe you have an invalid user in the %s file of the siteuser.\n",general2);
 134          exit(1);
 135       }
 136       if(strcmp(user,"TOTAL") == 0)
 137          continue;
 138       if(userip)
 139          fixip(user);
 140
 141       get_usertab_name(user,name,sizeof(name));
 142
 143       if(dotinuser && strchr(name,'_')) {
 144          subs(name,sizeof(name),"_",".");
 145       }
 146
 147       /*
 148       In fact, even the first call is unecessary as the resolved user variable is never used.
 149       if(Ip2Name)
 150          ip2name(user,sizeof(user));
 151       */
 152
 153       /*
 154       Is this redundant ip2name a mistake or is it really necessary ? It definitely slow down sarg
 155       if the first ip2name succeed because it will try to resolve a name which is not an IP but if
 156       the first ip2name failed, the second attempt may find the expected address which was resolved
 157       in the mean time by the DNS server.
 158       if(Ip2Name)
 159          ip2name(user,sizeof(user));
 160       */
 161
 162       if (getword_atoll(&nacc,&gwarea,'\t')<0){
 163          printf("SARG: Maybe you have an invalid number of access in your %s file of the siteuser.\n",general2);
 164          exit(1);
 165       }
 166       if (nacc > 0) nsitesusers = 1;
 167       if (getword_atoll(&nbytes,&gwarea,'\t')<0){
 168          printf("SARG: Maybe you have an invalid number of bytes in your %s file of the siteuser.\n",general2);
 169          exit(1);
 170       }
 171       if (getword(url,sizeof(url),&gwarea,'\t')<0) {
 172          printf("SARG: Maybe you have an invalid url in your %s file of the siteuser.\n",general2);
 173          exit(1);
 174       }
 175
 176       if(!regs) {
 177          strcpy(ourl,url);
 178          obytes=nbytes;
 179          regs++;
 180       }
 181
 182       sprintf(wuser," %s ",name);
 183       if(strstr(users,wuser) == 0 && strcmp(url,ourl) == 0) {
 184          strcat(users,name);
 185          strcat(users," ");
 186          ucount++;
 187          if(ucount>4) {
 188             strcat(users,"<br>");
 189             ucount=0;
 190          }
 191       }
 192
 193       if(SiteUsersReportLimit) {
 194          if(regs >= SiteUsersReportLimit)
 195             continue;
 196       }
 197
 198       if(BlockIt[0]!='\0')
 199          sprintf(BlockImage,"<a href=\"%s%s?url=%s\"><img src=\"../images/sarg-squidguard-block.png\" border=\"0\"></a>&nbsp;",wwwDocumentRoot,BlockIt,ourl);
 200       else BlockImage[0]='\0';
 201
 202       if(strcmp(url,ourl) != 0 && nsitesusers) {
 203          if(BytesInSitesUsersReport) {
 204             sprintf(wwork2,"%s",fixnum(obytes,1));
 205             fprintf(fp_ou,"<tr><td class=\"data\">%d</td><td class=\"data2\">%s<a href=\"http://%s\">%s</a></td><td class=\"data\">%s</td><td class=\"data2\">%s</td></tr>\n",regs,BlockImage,ourl,ourl,wwork2,users);
 206          } else
 207             fprintf(fp_ou,"<tr><td class=\"data\">%d</td><td class=\"data2\">%s<a href=\"http://%s\">%s</a></td><td class=\"data2\">%s</td></tr>\n",regs,BlockImage,ourl,ourl,users);
 208          regs++;
 209          ucount=0;
 210          strcpy(users,name);
 211          strcat(users," ");
 212          strcpy(ourl,url);
 213          obytes=nbytes;
 214       }
 215    }
 216
 217    if(nsitesusers) {
 218       fprintf(fp_ou,"<tr><td class=\"data\">%d</td><td class=\"data2\"><a href=\"http://%s\">%s</a></td><td class=\"data2\">%s</td></tr>\n",regs,ourl,ourl,users);
 219    }
 220
 221    unlink(general2);
 222
 223    fputs("</table>\n</div>\n",fp_ou);
 224
 225    show_info(fp_ou);
 226
 227    fputs("</body>\n</html>\n",fp_ou);
 228
 229    fclose(fp_in);
 230    fclose(fp_ou);
 231
 232    if(users)
 233       free(users);
 234
 235    return;
 236
 237 }